1380545629 has 8 divisors (see below), whose sum is σ = 1444590720. Its totient is φ = 1316835696.

The previous prime is 1380545623. The next prime is 1380545633. The reversal of 1380545629 is 9265450831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1380545629 - 2¹⁷ = 1380414557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380545623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75342 + ... + 91855.

It is an arithmetic number, because the mean of its divisors is an integer number (180573840).

Almost surely, 2^1380545629 is an apocalyptic number.

It is an amenable number.

1380545629 is a deficient number, since it is larger than the sum of its proper divisors (64045091).

1380545629 is a wasteful number, since it uses less digits than its factorization.

1380545629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167579.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 1380545629 is about 37155.6944357120. The cubic root of 1380545629 is about 1113.4829937235.

The spelling of 1380545629 in words is "one billion, three hundred eighty million, five hundred forty-five thousand, six hundred twenty-nine".